Roush Performance

Mustang GT Side Pipes Exhaust Kit Improves the power, fuel efficiency, and sound on ROUSH 1999-2000 Mustang GT Requires SM99 Side Skirts More aggressive exhaust sound Made of T-304 stainless steel for resistance to corrosion and staining Mandrel-bent tubing for increased air flow Used on 1999-2000 ROUSH Mustang Includes the following components: Exhaust Tube LH, Intermediate (part #SM01-4301-LH) Exhaust Tube RH, Intermediate (part #SM01-4301-RH) Exhaust Tip Stainless (part #SM99-4700-A) Clamp 2-3/4" Exhaust Tip (part #SM01-4701-A) Hardware Kit For Side Exhaust (part #SM01-4800-HD) Exhaust LH Muffler with Outlet (part #SM01-4800-LH) Exhaust RH Muffler with Outlet (part #SM01-4800-RH) Exhaust Outlet Pipe LH with Ball (part #SM01-4850-LH) Exhaust Outlet Pipe RH with Ball (part #SM01-4850-RH) Exhaust Insulator, Rubber (part #F8RZ-5A262-AA) Part #SM99-4K000-V8